9.8
CRITICAL
CVE-2019-12798
MuJS Regular Expression Parser Buffer Overflow Vulnerability
Description

An issue was discovered in Artifex MuJS 1.0.5. regcompx in regexp.c does not restrict regular expression program size, leading to an overflow of the parsed syntax list size.

INFO

Published Date :

June 13, 2019, 5:29 p.m.

Last Modified :

Nov. 21, 2024, 4:23 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-12798 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 Artifex mujs
References to Advisories, Solutions, and Tools

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-2019-12798 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-12798 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://git.ghostscript.com/?p=mujs.git%3Bh=7f50591861525f76e3ec7a63392656ff8c030af9
    Added Reference http://www.securityfocus.com/bid/108774
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE http://git.ghostscript.com/?p=mujs.git%3Bh=7f50591861525f76e3ec7a63392656ff8c030af9 [No types assigned]
    Removed Reference MITRE http://git.ghostscript.com/?p=mujs.git;h=7f50591861525f76e3ec7a63392656ff8c030af9
  • CVE Modified by [email protected]

    Jun. 17, 2019

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/108774 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jun. 14, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://git.ghostscript.com/?p=mujs.git;h=7f50591861525f76e3ec7a63392656ff8c030af9 No Types Assigned http://git.ghostscript.com/?p=mujs.git;h=7f50591861525f76e3ec7a63392656ff8c030af9 Patch, Vendor Advisory
    Added CWE CWE-185
    Added CPE Configuration OR *cpe:2.3:a:artifex:mujs:1.0.5:*:*:*:*:*:*:*
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-2019-12798 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-2019-12798 weaknesses.

Exploit Prediction

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

0.24 }} 0.00%

score

0.60546

percentile

CVSS30 - Vulnerability Scoring System
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Attack Complexity
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