- Description
- A weakness has been identified in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. Executing manipulation can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be exploited.
- Source
- cna@vuldb.com
- NVD status
- Analyzed
- Products
- a3300r_firmware
CVSS 4.0
- Type
- Secondary
- Base score
- 7.4
- Impact score
- -
- Exploitability score
- -
- Vector string
- 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity
- HIGH
CVSS 3.1
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Secondary
- Base score
- 9
- Impact score
- 10
- Exploitability score
- 8
- Vector string
- AV:N/AC:L/Au:S/C:C/I:C/A:C
- Hype score
- Not currently trending
CVE-2025-12239 pertains to a buffer overflow vulnerability in the TOTOLINK A3300R router, specifically affecting the `setDdnsCfg` function within the `/cgi-bin/cstecgi.cgi` script. An attacker can execute maliciously crafted input over the network to trigger this buffer overflow,
@CveTodo
28 Oct 2025
33 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
CVE-2025-12239 A weakness has been identified in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. Executing … https://t.co/CEWZ6Wimdd
@CVEnew
27 Oct 2025
253 Impressions
0 Retweets
2 Likes
0 Bookmarks
0 Replies
0 Quotes
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