How severe is CVE-2005-1922?

CVE-2005-1922 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2005-1922 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-2005-1922?

CVE-2005-1922 primarily affects Clam Anti-virus Clamav. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-1922?

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

When was CVE-2005-1922 published?

CVE-2005-1922 was published on 2005-07-05 and last updated on 2026-06-16.

CVE-2005-1922

CVE-2005-1922 is a medium-severity vulnerability in Clam Anti-virus Clamav with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Clam Anti-virus Clamav
Published: 2005-07-05
Last modified: 2026-06-16

Description

The MS-Expand file handling in Clam AntiVirus (ClamAV) before 0.86 allows remote attackers to cause a denial of service (file descriptor and memory consumption) via a crafted file that causes repeated errors in the cli_msexpand function.

Frequently asked questions

What is CVE-2005-1922?: The MS-Expand file handling in Clam AntiVirus (ClamAV) before 0.86 allows remote attackers to cause a denial of service (file descriptor and memory consumption) via a crafted file that causes repeated errors in the cli_msexpand function.
How severe is CVE-2005-1922?: CVE-2005-1922 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-1922 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-2005-1922?: CVE-2005-1922 primarily affects Clam Anti-virus Clamav. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-1922?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-1922 published?: CVE-2005-1922 was published on 2005-07-05 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:clam_anti-virus:clamav:0.81:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.82:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.83:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.84_rc1:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.84_rc2:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.85:*:*:*:*:*:*:*
cpe:2.3:a:clam_anti-virus:clamav:0.85.1:*:*:*:*:*:*:*

More vulnerabilities in Clam Anti-virus Clamav

CVE-2008-1100 — Critical (CVSS 10.0): Buffer overflow in the cli_scanpe function in libclamav (libclamav/pe.c) for ClamAV 0.92 and 0.92.1 allows remote…
CVE-2008-0318 — Critical (CVSS 10.0): Integer overflow in the cli_scanpe function in libclamav in ClamAV before 0.92.1, as used in clamd, allows remote…
CVE-2007-6337 — Critical (CVSS 10.0): Unspecified vulnerability in the bzip2 decompression algorithm in nsis/bzlib_private.h in ClamAV before 0.92 has…
CVE-2007-3023 — Critical (CVSS 10.0): unsp.c in ClamAV before 0.90.3 and 0.91 before 0.91rc1 does not properly calculate the end of a certain buffer, with…
CVE-2005-3587 — Critical (CVSS 10.0): Improper boundary checks in petite.c in Clam AntiVirus (ClamAV) before 0.87.1 allows attackers to perform unknown…
CVE-2008-5050 — Critical (CVSS 9.3): Off-by-one error in the get_unicode_name function (libclamav/vba_extract.c) in Clam Anti-Virus (ClamAV) before 0.94.1…

All CVEs affecting Clam Anti-virus Clamav →