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Fencer Vulns
critical 9.3

CVE-2009-1577 json

Multiple stack-based buffer overflows in the putstring function in find.c in Cscope before 15.6 allow user-assisted remote attackers to exe…

published 2009-05-07 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-1573

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.5%
EPSS 7.5% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

Multiple stack-based buffer overflows in the putstring function in find.c in Cscope before 15.6 allow user-assisted remote attackers to execute arbitrary code via a long (1) function name or (2) symbol in a source-code file.

Patch / fix

  • cscope Debian 14, Debian 13, Debian 12 15.6-1

debian advisories DEBIAN-CVE-2009-1577

  • cscope RHEL 3 15.5-16.RHEL3
  • cscope RHEL 4 15.5-10.RHEL4.3

red hat advisories RHSA-2009:1101

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-1577 updated cvss 6.8

cscope: putstring buffer overflow

  • Red Hat Desktop version 3 cscope 15.5-16.RHEL3 Red Hat Enterprise Linux AS version 3 cscope 15.5-16.RHEL3 Red Hat Enterprise Linux AS version 4 cscope 15.5-10.RHEL4.3 Red Hat Enterprise Linux Desktop version 4 cscope 15.5-10.RHEL4.3 Red Hat Enterprise Linux ES version 3 cscope 15.5-16.RHEL3 Red Hat Enterprise Linux ES version 4 cscope 15.5-10.RHEL4.3
    +2 more products
    Red Hat Enterprise Linux WS version 3 cscope 15.5-16.RHEL3 Red Hat Enterprise Linux WS version 4 cscope 15.5-10.RHEL4.3
    fixed: vendor fix RHSA-2009:1101

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

7.50% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=189666 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.