PT-2025-26182 · Open5Gs · Open5Gs

Cmdcs · Published 2025-06-18 · Updated 2025-06-19 · CVE-2025-29646

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions open5gs versions 2.7.2 and earlier

Description The issue allows a remote attacker to cause a Denial of Service via a crafted PFCP SessionEstablishmentRequest packet with restoration indication = true and (teid = 0 or teid >= ogs pfcp pdr teid pool.size).

Recommendations For open5gs versions 2.7.2 and earlier, as a temporary workaround, consider restricting access to the PFCP SessionEstablishmentRequest packet to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2025-29646

Affected Products

Open5Gs

References · 8

• 🔥 https://github.com/open5gs/open5gs/issues/3747 · Exploit
• 🔥 https://gist.github.com/scmdcs/581fa485f957239ea5551daa173d0189 · Exploit
• https://osv.dev/vulnerability/CVE-2025-29646 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-29646 · Security Note
• https://gist.github.com/scemodicecosa/581fa485f957239ea5551daa173d0189 · Note
• https://t.me/cvetracker/26527 · Telegram Post
• https://twitter.com/CVEnew/status/1935727421128409276 · Twitter Post
• https://t.me/latest_high_impact_cve/2710 · Telegram Post