Buffer overflow in BarnOwl before 1.5.1 allows remote attackers to cause a denial of…
Priority LOW 39CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in BarnOwl before 1.5.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted CC: header.
Why it matters now
EPSS 0.03809 90th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:barnowl:barnowl:*:*:*:*:*:*:*:* | up to 1.5 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.0:*:*:*:*:*:*:* | 1.0.0 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.2.1:*:*:*:*:*:*:* | 1.0.2.1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.4:*:*:*:*:*:*:* | 1.0.4 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.4.1:*:*:*:*:*:*:* | 1.0.4.1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | Barnowl |
- cpe:2.3:a:barnowl:barnowl:*:*:*:*:*:*:*:* Versions up to 1.5 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.2.1:*:*:*:*:*:*:* Versions 1.0.2.1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.4:*:*:*:*:*:*:* Versions 1.0.4 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.4.1:*:*:*:*:*:*:* Versions 1.0.4.1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Barnowl
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:barnowl:barnowl:1.1.1:*:*:*:*:*:*:* | 1.1.1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.2.1:*:*:*:*:*:*:* | 1.2.1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.3:*:*:*:*:*:*:* | 1.3 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.4:rc1:*:*:*:*:*:* | 1.4 rc1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.5:rc1:*:*:*:*:*:* | 1.5 rc1 | Vulnerable | Barnowl |
| cpe:2.3:a:barnowl:barnowl:1.5:rc2:*:*:*:*:*:* | 1.5 rc2 | Vulnerable | Barnowl |
- cpe:2.3:a:barnowl:barnowl:1.1.1:*:*:*:*:*:*:* Versions 1.1.1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.4:rc1:*:*:*:*:*:* Versions 1.4 rc1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.5:rc1:*:*:*:*:*:* Versions 1.5 rc1 Vulnerable ·Barnowl
- cpe:2.3:a:barnowl:barnowl:1.5:rc2:*:*:*:*:*:* Versions 1.5 rc2 Vulnerable ·Barnowl
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0793
- 2026-10-03 Alias added: GHSA-7w8g-7q9j-4m8v
- 2026-10-24 EPSS moved to the 90th–95th percentile
- 2026-10-25 EPSS moved to the 50th–90th percentile
- 2026-10-29 EPSS moved to the 90th–95th percentile
References
More Barnowl vulnerabilities
- TI-2009-00343 Multiple buffer overflows in (a) BarnOwl before 1.0.5 and (b) owl 2.1.11 allow remote… CVSS 2.0HIGH 7.5
- TI-2010-02615 BarnOwl before 1.6.2 does not check the return code of calls to the (1) ZPending and (2)… CVSS 2.0HIGH 7.5
Sources
- CVE-2010-0793 · CVE Program
- CVE-2010-0793 · NVD
- FIRST EPSS
- GHSA-7w8g-7q9j-4m8v · GitHub Advisory Database · CC BY 4.0
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