CVE-2009-0053
PXE Encryption in Cisco IronPort Encryption Appliance 6.2.4 before 6.2.4.1.1, 6.2.5, 6.2.6, 6.2.7 before 6.2.7.7, 6.3 before 6.3.0.4, and…
- 4.3MediumCVSS base score
- 0.79%Exploitation in 30 daysEPSS · top 43% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
PXE Encryption in Cisco IronPort Encryption Appliance 6.2.4 before 6.2.4.1.1, 6.2.5, 6.2.6, 6.2.7 before 6.2.7.7, 6.3 before 6.3.0.4, and 6.5 before 6.5.0.2; and Cisco IronPort PostX 6.2.1 before 6.2.1.1 and 6.2.2 before 6.2.2.3; allows remote attackers to obtain the decryption key via unspecified vectors, related to a "logic error."
Timeline
ID reserved
By cisco
- 9 days later
· 9 days later
Published
- 16 years later
· 16 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 | Medium4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.79% · top 43% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
6
- 33268 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 51395 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20090114 IronPort Encryption Appliance / PostX and PXE Encryption Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- ADV-2009-0140 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 33479 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1021593 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2009-0062 (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-2009-0053)Record last updated .