7.8
HIGH
CVE-2007-0257
grsecurity PaX Privilege Escalation Vulnerability
Description

Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code

INFO

Published Date :

Jan. 16, 2007, 11:28 p.m.

Last Modified :

April 9, 2025, 12:30 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2007-0257 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Grsecurity grsecurity_kernel_patch
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2007-0257.

URL Resource
http://forums.grsecurity.net/viewtopic.php?t=1646 Vendor Advisory
http://grsecurity.net/news.php#digitalfud
http://osvdb.org/32727
http://secunia.com/advisories/23713
http://securitytracker.com/id?1017509
http://www.digitalarmaments.com/news_news.shtml Vendor Advisory URL Repurposed
http://www.digitalarmaments.com/pre2007-00018659.html Vendor Advisory URL Repurposed
http://www.securityfocus.com/archive/1/456626/100/0/threaded
http://www.securityfocus.com/archive/1/456722/100/0/threaded
http://www.securityfocus.com/archive/1/457509/100/0/threaded
http://www.securityfocus.com/archive/1/462302/100/100/threaded
http://www.securityfocus.com/bid/22014
http://www.vupen.com/english/advisories/2007/0155
http://forums.grsecurity.net/viewtopic.php?t=1646 Vendor Advisory
http://grsecurity.net/news.php#digitalfud
http://osvdb.org/32727
http://secunia.com/advisories/23713
http://securitytracker.com/id?1017509
http://www.digitalarmaments.com/news_news.shtml Vendor Advisory URL Repurposed
http://www.digitalarmaments.com/pre2007-00018659.html Vendor Advisory URL Repurposed
http://www.securityfocus.com/archive/1/456626/100/0/threaded
http://www.securityfocus.com/archive/1/456722/100/0/threaded
http://www.securityfocus.com/archive/1/457509/100/0/threaded
http://www.securityfocus.com/archive/1/462302/100/100/threaded
http://www.securityfocus.com/bid/22014
http://www.vupen.com/english/advisories/2007/0155

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2007-0257 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2007-0257 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jan. 17, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://forums.grsecurity.net/viewtopic.php?t=1646
    Added Reference http://grsecurity.net/news.php#digitalfud
    Added Reference http://osvdb.org/32727
    Added Reference http://secunia.com/advisories/23713
    Added Reference http://securitytracker.com/id?1017509
    Added Reference http://www.digitalarmaments.com/news_news.shtml
    Added Reference http://www.digitalarmaments.com/pre2007-00018659.html
    Added Reference http://www.securityfocus.com/archive/1/456626/100/0/threaded
    Added Reference http://www.securityfocus.com/archive/1/456722/100/0/threaded
    Added Reference http://www.securityfocus.com/archive/1/457509/100/0/threaded
    Added Reference http://www.securityfocus.com/archive/1/462302/100/100/threaded
    Added Reference http://www.securityfocus.com/bid/22014
    Added Reference http://www.vupen.com/english/advisories/2007/0155
  • CVE Modified by [email protected]

    Aug. 07, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE disputed
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** DISPUTED ** Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code. Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code
  • CVE Modified by [email protected]

    Oct. 16, 2018

    Action Type Old Value New Value
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/457509/100/0/threaded [No Types Assigned]
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/456722/100/0/threaded [No Types Assigned]
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/456626/100/0/threaded [Vendor Advisory]
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/462302/100/100/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/462302/100/100/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/457509/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/456722/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/456626/100/0/threaded [No Types Assigned]
  • CVE Translated by [email protected]

    May. 04, 2015

    Action Type Old Value New Value
    Removed Translation Vulnerabilidad no especificada en la función expand_stack en grsecurity PaX permite a usuarios locales obtener priviliegios mediante vectores desconocidos.
    Added Translation ** DISPUTADA ** Vulnerabilidad no especificada en la función expand_stack en grsecurity PaX permite a usuarios locales obtener privilegios a través de vectores no especificados. NOTA: el desarrollador grsecurity ha disputado este problema, diciendo que "la función donde dicen que está la vulnerabilidad es una función insignificante, que puede ser, y ha sido, fácilmente comprobada por cualquier supuesta vulnerabilidad." El desarrollador también cita una divulgación anterior que no se probó. Desde el 20 de enero del 2007, el investigador original ha emitido código de demostración.
  • Initial Analysis by [email protected]

    Jan. 17, 2007

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2007-0257 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2007-0257 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.14 }} -0.16%

score

0.30273

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 10, 2025 5:24