CVE-2009-5155 (GCVE-0-2009-5155)
Vulnerability from cvelistv5 – Published: 2019-02-26 02:00 – Updated: 2024-08-07 07:32
VLAI
EPSS
VEX
Summary
In the GNU C Library (aka glibc or libc6) before 2.28, parse_reg_exp in posix/regcomp.c misparses alternatives, which allows attackers to cause a denial of service (assertion failure and application exit) or trigger an incorrect result by attempting a regular-expression match.
Severity
7.5 (High)
CWE
- n/a
Assigner
References
12 references
| URL | Tags |
|---|---|
| https://debbugs.gnu.org/cgi/bugreport.cgi?bug=22793 | x_refsource_MISC |
| https://security.netapp.com/advisory/ntap-2019031… | x_refsource_CONFIRM |
| https://debbugs.gnu.org/cgi/bugreport.cgi?bug=32806 | x_refsource_MISC |
| https://sourceware.org/bugzilla/show_bug.cgi?id=18986 | x_refsource_MISC |
| https://sourceware.org/git/gitweb.cgi?p=glibc.git… | x_refsource_MISC |
| http://git.savannah.gnu.org/cgit/gnulib.git/commi… | x_refsource_MISC |
| https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34238 | x_refsource_MISC |
| https://sourceware.org/bugzilla/show_bug.cgi?id=11053 | x_refsource_MISC |
| https://support.f5.com/csp/article/K64119434 | x_refsource_CONFIRM |
| https://support.f5.com/csp/article/K64119434?utm_… | x_refsource_CONFIRM |
| https://lists.apache.org/thread.html/rf4c02775860… | mailing-listx_refsource_MLIST |
| https://lists.apache.org/thread.html/r58af02e294b… | mailing-listx_refsource_MLIST |
Date Public
2019-02-25 00:00
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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