HIGH
python-crypto: buffer overflow in the ARC2 module
Published Feb 12, 2009
10.0
HIGHCVSS 2.0
EPSS 11.52%
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.
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.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
11.52% 0.11523
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.11523
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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 11.52% (0.11523) | 95.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.52% (0.11523) | 95.46th | v5 (v2026.06.15) |
| Jan 31, 2026 | 29.47% (0.29465) | 96.47th | v4 (v2025.03.14) |
| Aug 31, 2025 | 20.42% (0.20425) | 95.32th | v4 (v2025.03.14) |
| May 21, 2025 | 22.84% (0.22840) | 95.58th | v4 (v2025.03.14) |
| Mar 30, 2025 | 27.43% (0.27428) | 95.99th | v4 (v2025.03.14) |
| Mar 29, 2025 | 24.12% (0.24116) | 93.65th | v4 (v2025.03.14) |
| Mar 17, 2025 | 26.85% (0.26847) | 95.94th | v4 (v2025.03.14) |
| Feb 18, 2025 | 38.07% (0.38074) | 97.31th | v3 (v2023.03.01) |
| Dec 17, 2024 | 30.81% (0.30811) | 96.96th | v3 (v2023.03.01) |
| Feb 26, 2024 | 32.12% (0.32123) | 96.86th | v3 (v2023.03.01) |
| Nov 8, 2023 | 25.45% (0.25447) | 96.19th | v3 (v2023.03.01) |
| May 18, 2023 | 18.71% (0.18714) | 95.48th | v3 (v2023.03.01) |
| Apr 2, 2023 | 22.54% (0.22542) | 95.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 22.85% (0.22852) | 95.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 35.20% (0.35205) | 97.82th | v2 (v2022.01.01) |
| Feb 4, 2022 | 35.20% (0.35205) | 96.79th | v2 (v2022.01.01) |
Weaknesses (1)
References (16)
- http://gitweb2.dlitz.net/?p=crypto/pycrypto-2.x.git%3Ba=commitdiff%3Bh=d1c4875e1f220652fe7ff8358f56dee3b2aba31b x_refsource_CONFIRM
- http://gitweb2.dlitz.net/?p=crypto/pycrypto-2.x.git%3Ba=commitdiff%3Bh=fd73731dfad451a81056fbb01e09aa78ab82eb5d x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/34199 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/35065 third-party-advisoryx_refsource_SECUNIA
- http://www.gentoo.org/security/en/glsa/glsa-200903-11.xml vendor-advisoryx_refsource_GENTOO
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:049 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:050 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2009/02/07/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2009/02/12/5 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/33674 vdb-entryx_refsource_BIDExploit
- https://access.redhat.com/security/cve/CVE-2009-0544 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=485298 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48617 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2009-0544
- https://www.cve.org/CVERecord?id=CVE-2009-0544
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 12, 2009
Updated Aug 7, 2024
Reserved Feb 12, 2009
Link CVE-2009-0544
CISA Vulnrichment
Updated n/a