CVE-2009-0544
Buffer overflow in the PyCrypto ARC2 module 2.0.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code…
- 10.0HighCVSS base score
- 11.5%Exploitation in 30 daysEPSS · top 3.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Buffer overflow in the PyCrypto ARC2 module 2.0.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large ARC2 key length.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- PyCrypto ARC2 Module - Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 32780remote, linuxpublished 7 Feb 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 11.5% · top 3.9% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Affected products
n/a
- affected n/a
References
12
- MDVSA-2009:050 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- pycrypto-arc2module-bo(48617) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://gitweb2.dlitz.net/?p=crypto/pycrypto-2.x.git%3Ba=commitdiff%3Bh=d1c4875e1f220652fe7ff8358f56dee3b2aba31b (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDVSA-2009:049 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- [oss-security] 20090207 CVE Request: pycrypto (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 35065 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://gitweb2.dlitz.net/?p=crypto/pycrypto-2.x.git%3Ba=commitdiff%3Bh=fd73731dfad451a81056fbb01e09aa78ab82eb5d (opens in a new tab)x_refsource_CONFIRMx_transferred
- 34199 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 33674 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- SUSE-SR:2009:010 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20090212 Re: CVE Request: pycrypto (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- GLSA-200903-11 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-0548 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-0544)Record last updated .