CVE-2025-1795
Microsoft Exchange Comma Encoding Vulnerability
Description
During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header being misinterpreted by some mail servers.
INFO
Published Date :
Feb. 28, 2025, 7:15 p.m.
Last Modified :
Feb. 28, 2025, 9:15 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
Exploitability Score :
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-2025-1795.
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-2025-1795 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-1795 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.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 28, 2025
Action Type Old Value New Value Added CWE CWE-116 -
CVE Modified by [email protected]
Feb. 28, 2025
Action Type Old Value New Value Added Reference https://github.com/python/cpython/commit/09fab93c3d857496c0bd162797fab816c311ee48 Added Reference https://github.com/python/cpython/commit/70754d21c288535e86070ca7a6e90dcb670b8593 Added Reference https://github.com/python/cpython/commit/9148b77e0af91cdacaa7fe3dfac09635c3fe9a74 Added Reference https://mail.python.org/archives/list/[email protected]/thread/MB62IZMEC3UM6SGHP5LET5JX2Y7H4ZUR/ -
New CVE Received by [email protected]
Feb. 28, 2025
Action Type Old Value New Value Added Description During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header being misinterpreted by some mail servers. Added CVSS V4.0 AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added Reference https://github.com/python/cpython/issues/100884 Added Reference https://github.com/python/cpython/pull/100885 Added Reference https://github.com/python/cpython/pull/119099
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-1795 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-2025-1795
weaknesses.