CVE-2025-5777
KEV
🔴 Łataj teraz
Niewystarczająca walidacja danych w NetScaler prowadzi do odczytu pamięci.
CVSS
7.5
EPSS
100.0%
Exploit
weaponized
Vendor
citrix
Opis źródłowy (NVD)
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
brak
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.5 |
| CISA KEV (aktywnie wykorzystywane) | Tak |
| FIRST EPSS (prawdopodobieństwo exploita) | 100.0% |
| Opublikowano (NVD) | 2025-06-17 13:15:21 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-04 05:16:35 UTC |
Referencje
- https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420 (secure@citrix.com) [Vendor Advisory]
- https://citrixbleed.com (af854a3a-2127-422b-91ae-364da2661108) [Broken Link, Third Party Advisory]
- https://horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/ (af854a3a-2127-422b-91ae-364da2661108) [Third Party Advisory]
- https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/ (af854a3a-2127-422b-91ae-364da2661108) [Third Party Advisory]
- https://www.bleepingcomputer.com/news/security/cisa-tags-citrix-bleed-2-as-exploited-gives-agencies-a-day-to-patch/ (af854a3a-2127-422b-91ae-364da2661108) [Press/Media Coverage, Third Party Advisory]
- https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/ (af854a3a-2127-422b-91ae-364da2661108) [Third Party Advisory]
- https://www.theregister.com/2025/07/10/cisa_citrixbleed_kev/ (af854a3a-2127-422b-91ae-364da2661108) [Press/Media Coverage]
- https://doublepulsar.com/citrixbleed-2-exploitation-started-mid-june-how-to-spot-it-f3106392aa71 (134c704f-9b21-4f2e-91b3-4a467353bcc0) [Third Party Advisory]
- https://reliaquest.com/blog/threat-spotlight-citrix-bleed-2-vulnerability-in-netscaler-adc-gateway-devices/ (134c704f-9b21-4f2e-91b3-4a467353bcc0) [Third Party Advisory]
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777 (134c704f-9b21-4f2e-91b3-4a467353bcc0) [US Government Resource]