Unscored severity · published Dec 5, 2014
CVE-2014-7256
The (1) PPP Access Concentrator (PPPAC) and (2) Dial-Up Networking Internet Initiative Japan Inc
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CVSS
1.8%
EPSS
No
On KEV
Description
The (1) PPP Access Concentrator (PPPAC) and (2) Dial-Up Networking Internet Initiative Japan Inc. SEIL series routers SEIL/x86 Fuji 1.00 through 3.22; SEIL/X1, SEIL/X2, and SEIL/B1 1.00 through 4.62; SEIL/Turbo 1.82 through 2.18; and SEIL/neu 2FE Plus 1.82 through 2.18 allow remote attackers to cause a denial of service (restart) via crafted (a) GRE or (b) MPPE packets.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SB
Seil B1 Firmware · Iij
through 4.61 · source: NVD
SP
Seil Plus · Iij
All versions, or not specified · source: NVD
SP
Seil Plus Firmware · Iij
1.82; 1.83; 1.84; 1.85; 1.86; 1.87; +30 more · source: NVD
ST
Seil Turbo · Iij
All versions, or not specified · source: NVD
ST
Seil Turbo Firmware · Iij
1.82; 1.83; 1.84; 1.85; 1.86; 1.87; +31 more · source: NVD
SX
Seil X1 Firmware · Iij
through 4.61 · source: NVD
SX
Seil X2 Firmware · Iij
through 4.61 · source: NVD
SX
Seil X86 Fuji Firmware · Iij
through 3.21 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2014-7256
CVE.org
https://www.cve.org/CVERecord?id=CVE-2014-7256
jvn.jp
http://jvn.jp/en/jp/JVN04895240/index.html
jvndb.jvn.jp
http://jvndb.jvn.jp/ja/contents/2014/JVNDB-2014-000136.html
Vendor Advisory
http://www.seil.jp/support/security/a01511.html
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CVE-2014-7255
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npppd in the PPP Access Concentrator (PPPAC) on SEIL SEIL/x86 Fuji routers 1.00 through 3.30, SEIL/X1 routers 3.50 through 4.70, SEIL/X2 routers 3.50 through 4.70, and SEIL/B1…
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CVE-2011-0454
Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through…
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CVE-2010-2363
The IPv6 Unicast Reverse Path Forwarding (RPF) implementation on the SEIL/X1, SEIL/X2, and SEIL/B1 routers with firmware 1.00 through 2.73, when strict mode is used, does not…
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CVE-2009-4293
Internet Initiative Japan SEIL/X1, SEIL/X2, and SEIL/B1 firmware 2.30 through 2.51, when NAT is enabled, allows remote attackers to cause a denial of service (system restart) via…