{"id":"CVE-2025-6887","state":"PUBLISHED","title":"Tenda AC5 SetSysTimeCfg stack-based overflow","description":"A vulnerability was found in Tenda AC5 15.03.06.47 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/SetSysTimeCfg. The manipulation of the argument time/timeZone leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.","publishedAt":"2025-06-30T04:32:29.352Z","updatedAt":"2025-06-30T16:20:32.529Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC5"],"affected":[{"vendor":"Tenda","product":"AC5","versions":[{"version":"15.03.06.47","status":"affected"}]}],"references":["https://vuldb.com/?id.314366","https://vuldb.com/?ctiid.314366","https://vuldb.com/?submit.603788","https://vuldb.com/?submit.603789","https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_time-21d53a41781f8002bdb3fe8344d6fd8c?source=copy_link","https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_timeZone-21d53a41781f8021ae2fd2ac639f1b3f?source=copy_link","https://www.tenda.com.cn/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/6xxx/CVE-2025-6887.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-6887","state":"PUBLISHED","datePublished":"2025-06-30T04:32:29.352Z","dateUpdated":"2025-06-30T16:20:32.529Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-06-28T14:58:40.648Z"},"containers":{"cna":{"title":"Tenda AC5 SetSysTimeCfg stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability was found in Tenda AC5 15.03.06.47 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/SetSysTimeCfg. The manipulation of the argument time/timeZone leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used."},{"lang":"de","value":"Eine Schwachstelle wurde in Tenda AC5 15.03.06.47 gefunden. Sie wurde als kritisch eingestuft. Es geht hierbei um eine nicht näher spezifizierte Funktion der Datei /goform/SetSysTimeCfg. Durch Manipulieren des Arguments time/timeZone mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"Tenda","product":"AC5","versions":[{"version":"15.03.06.47","status":"affected"}]}],"references":[{"url":"https://vuldb.com/?id.314366","name":"VDB-314366 | Tenda AC5 SetSysTimeCfg stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.314366","name":"VDB-314366 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.603788","name":"Submit #603788 | Tenda AC5 V1.0 V15.03.06.47 Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://vuldb.com/?submit.603789","name":"Submit #603789 | Tenda AC5 V1.0 V15.03.06.47 Buffer Overflow (Duplicate)","tags":["third-party-advisory"]},{"url":"https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_time-21d53a41781f8002bdb3fe8344d6fd8c?source=copy_link","tags":["related"]},{"url":"https://lavender-bicycle-a5a.notion.site/Tenda-AC5-fromSetSysTime_timeZone-21d53a41781f8021ae2fd2ac639f1b3f?source=copy_link","tags":["exploit"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2025-06-30T04:32:29.352Z"},"timeline":[{"time":"2025-06-28T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-06-28T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-06-28T17:03:52.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"yhryhryhr_tu (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-06-30T16:10:08.094822Z","id":"CVE-2025-6887","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-30T16:20:32.529Z"}}]}}}