CVE-2019-11542 in the critical feed json
In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, 8.2RX before 8.2R12.1, and 8.1RX before 8.1R15.1 a…
published 2019-04-26 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3213
- cvss
- 8.0
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 65.6%
- EPSS 65.6% chance of exploitation in 30 days, percentile 99.2%
- public exploits
- 0
- none known
Summary
In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, 8.2RX before 8.2R12.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure version 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, 5.3RX before 5.3R12.1, 5.2RX before 5.2R12.1, and 5.1RX before 5.1R15.1, an authenticated attacker (via the admin web interface) can send a specially crafted message resulting in a stack buffer overflow.
Exploit prediction
65.59% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- i.blackhat.com https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf referenced PoC, tagged "exploit" by a source, unverified
- devco.re https://devco.re/blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 8.0 | CVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:H/S:C/UI:N |
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.0 | 8.0 | CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
- Technology feeds
References
-
i.blackhat.com
/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf
exploit, third-party-advisory
-
devco.re
/blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study
exploit, third-party-advisory
-
kb.pulsesecure.net
/articles/Pulse_Security_Advisories/SA44101
vendor-advisory
-
securityfocus.com
/bid/108073
vdb-entry, broken-link, third-party-advisory
-
psirt.global.sonicwall.com
/vuln-detail/SNWLID-2019-0010
third-party-advisory
-
kb.cert.org
/vuls/id/927237
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2019-11542
- NVD CVE-2019-11542
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.