How severe is CVE-2005-2930?

CVE-2005-2930 has a CVSS 2.0 base score of 5.1, rated medium severity.

Is CVE-2005-2930 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-2930?

CVE-2005-2930 primarily affects Jed Wing Chm Lib. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-2930?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2005-2930 published?

CVE-2005-2930 was published on 2005-10-28 and last updated on 2026-06-16.

CVE-2005-2930

CVE-2005-2930 is a medium-severity vulnerability in Jed Wing Chm Lib with a CVSS 2.0 base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 2.0 base score 5.1)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Jed Wing Chm Lib
Published: 2005-10-28
Last modified: 2026-06-16

Description

Stack-based buffer overflow in the _chm_find_in_PMGL function in chm_lib.c for chmlib before 0.36, as used in products such as KchmViewer, allows user-assisted attackers to execute arbitrary code via a CHM file containing a long element, a different vulnerability than CVE-2005-3318.

Frequently asked questions

What is CVE-2005-2930?: Stack-based buffer overflow in the _chm_find_in_PMGL function in chm_lib.c for chmlib before 0.36, as used in products such as KchmViewer, allows user-assisted attackers to execute arbitrary code via a CHM file containing a long element, a different vulnerability than CVE-2005-3318.
How severe is CVE-2005-2930?: CVE-2005-2930 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2005-2930 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2930?: CVE-2005-2930 primarily affects Jed Wing Chm Lib. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-2930?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-2930 published?: CVE-2005-2930 was published on 2005-10-28 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:jed_wing:chm_lib:0.1:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.2:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.3:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.31:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.32:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.33:*:*:*:*:*:*:*
cpe:2.3:a:jed_wing:chm_lib:0.35:*:*:*:*:*:*:*

More vulnerabilities in Jed Wing Chm Lib

CVE-2005-2659 — Critical (CVSS 10.0): Buffer overflow in the LZX decompression in CHM Lib (chmlib) 0.35, as used in products such as KchmViewer, has unknown…
CVE-2005-3318 — Medium (CVSS 5.1): Buffer overflow in the _chm_decompress_block function in CHM lib (chmlib) before 0.37, as used in products such as…
CVE-2006-3178 — Medium (CVSS 5.0): Directory traversal vulnerability in extract_chmLib example program in CHM Lib (chmlib) before 0.38 allows remote…

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