Buffer overflow in the environment variable substitution code in main.c in OSH 1.7-14 allows local users to inject arbitrary environment variables, such as LD_PRELOAD, via pathname arguments of the form "$VAR/EVAR=arg", which cause the EVAR portion to be appended to a buffer returned by a getenv function call
Published Nov 20, 2005
7.2
HIGHCVSS 2.0
EPSS 0.85%
Description
Buffer overflow in the environment variable substitution code in main.c in OSH 1.7-14 allows local users to inject arbitrary environment variables, such as LD_PRELOAD, via pathname arguments of the form "$VAR/EVAR=arg", which cause the EVAR portion to be appended to a buffer returned by a getenv function call.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.85% (0.00847) | 56.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.85% (0.00847) | 53.11th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.33% (0.00327) | 53.44th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 0.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 0.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
No CWE recorded.
References (9)
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=338312 x_refsource_CONFIRM
- http://pulltheplug.org/users/core/files/x_osh3.sh x_refsource_MISC
- http://secunia.com/advisories/17527 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/17967 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2005/dsa-918 vendor-advisoryx_refsource_DEBIAN
- http://www.osvdb.org/20720 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/15370 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2005/2378 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/23091 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=338312 | x_refsource_CONFIRM | |
| http://pulltheplug.org/users/core/files/x_osh3.sh | x_refsource_MISC | |
| http://secunia.com/advisories/17527 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/17967 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.debian.org/security/2005/dsa-918 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.osvdb.org/20720 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/15370 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2005/2378 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/23091 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.