CVE-2023-2820An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be…
- 6.1MediumCVSS base score
- 0.25%Exploitation in 30 daysEPSS · top 83% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected.
Timeline
ID reserved
By Proofpoint
- 26 days later
· 26 days later
Published
- 19 months later
· 19 months 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 |
|---|---|---|---|
| ProofpointCNA (assigner) | 3.1 | Medium6.1 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium6.8 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.25% · top 83% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Affected products
Proofpoint · Threat Response Auto Pull
- affected < 5.10.0
References
References1
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-2023-34271 (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-2023-2820)Record last updated .