CVE-2009-0363
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers...
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
Exploit likelihood
What each source reports
NVD Score used
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
CVE-2009-0363- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
CVE-2009-0363- Updated
- 2026-11-02
EUVDEUVD-2009-0367 No score
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
EUVD-2009-0367- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-65gq-25hv-4hvc No score
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers...
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
GHSA-65gq-25hv-4hvc- Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
CVE-2009-0363- Updated
- 2026-11-02
OSVDEBIAN-CVE-2009-0363 No score
Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote attackers to execute arbitrary code via vectors involving (1) a crafted zcrypt message, related to zcrypt.c; (2) a reply command on a message with a Zephyr Cc: list, related to zwrite.c; and unspecified other use of the products.
- Record
DEBIAN-CVE-2009-0363- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-0363 is a high vulnerability (CVSS 7.5) in Barnowl, published February 13, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.38%, the 88th percentile. Fixed in barnowl 1.0.5-1.