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HIGHpublic exploit

CVE-2024-2961

CVE-2024-2961 Vulnerability Analysis & Exploit Intelligence

The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.

Published Updated Sources: cvelistV5, glibc

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Exploit code

public exploit, none observed

EPSS

88%

chance of exploitation in 30 days

Affects

the gnu c library

4 products listed

CVSS base

7.3

HIGH

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

PoC

none · proof-of-concept · active

Automatable

No

can an attacker script all four kill-chain steps

Technical impact

Partial

partial · total control of the vulnerable component

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Products (4)

glibcsimatic s7 1500 cpu 1518 4 pn dp mfpsimatic s7 1500 cpu 1518f 4 pn dp mfpsiplus s7 1500 cpu 1518 4 pn dp mfp

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
7.3CVSS 3.1HIGH——cvelistV5

Weakness & attack patterns

  • CWE-787

Public exploit

Capability, not use: code existing is a different claim from anyone running it.

Indexed by

metasploitpoc in github

References

20 on the record

Elsewhere on this site

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.