SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-1391

Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017, as used in AMaViS, SpamAssassin, and possibly other products, allows context-dependent attackers to cause a denial of service (hang or crash) via a…

MEDIUM 6.8EPSS 7.44%

Does this matter?

Lower severity and a low EPSS score (7.44%). Track it; it rarely justifies an emergency change on its own.

Description

Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017, as used in AMaViS, SpamAssassin, and possibly other products, allows context-dependent attackers to cause a denial of service (hang or crash) via a crafted zlib compressed stream that triggers a heap-based buffer overflow, as exploited in the wild by Trojan.Downloader-71014 in June 2009.

CVSS 2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
7.44% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-189
Affected
paul marquess/compress-raw-zlib perl module
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.