drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in wpa_supplicant
Name: |
Ausführen beliebiger Kommandos in wpa_supplicant |
|
ID: |
USN-4757-1 |
|
Distribution: |
Ubuntu |
|
Plattformen: |
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 20.10 |
|
Datum: |
Do, 4. März 2021, 00:13 |
|
Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27803 |
|
Applikationen: |
wpa_supplicant |
|
Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============8140259032748689541== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="pUvscluoddlUnFgdPjDgQx57RsEKPTOcR"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --pUvscluoddlUnFgdPjDgQx57RsEKPTOcR Content-Type: multipart/mixed; boundary="y9OYDpC1kZxRqkXFn5TtWJIQ5p6pO2yyu"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: "ubuntu-security-announce@lists.ubuntu.com" <ubuntu-security-announce@lists.ubuntu.com> Message-ID: <fc68126a-a0cb-1889-3edb-1cc6baa8c7bc@canonical.com> Subject: [USN-4757-1] wpa_supplicant and hostapd vulnerability
--y9OYDpC1kZxRqkXFn5TtWJIQ5p6pO2yyu Content-Type: text/plain; charset=utf-8 Content-Language: en-C Content-Transfer-Encoding: quoted-printable
========================================================================== Ubuntu Security Notice USN-4757-1 March 03, 2021
wpa vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS
Summary:
wpa_supplicant could be made to crash or run programs if it received specially crafted network traffic.
Software Description: - wpa: client support for WPA and WPA2
Details:
It was discovered that wpa_supplicant did not properly handle P2P (Wi-Fi Direct) provision discovery requests in some situations. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: wpasupplicant 2:2.9-1ubuntu8.2
Ubuntu 20.04 LTS: wpasupplicant 2:2.9-1ubuntu4.3
Ubuntu 18.04 LTS: wpasupplicant 2:2.6-15ubuntu2.8
Ubuntu 16.04 LTS: wpasupplicant 2.4-0ubuntu6.8
After a standard system update you need to reboot your computer to make all the necessary changes.
References: https://usn.ubuntu.com/4757-1 CVE-2021-27803
Package Information: https://launchpad.net/ubuntu/+source/wpa/2:2.9-1ubuntu8.2 https://launchpad.net/ubuntu/+source/wpa/2:2.9-1ubuntu4.3 https://launchpad.net/ubuntu/+source/wpa/2:2.6-15ubuntu2.8 https://launchpad.net/ubuntu/+source/wpa/2.4-0ubuntu6.8
--y9OYDpC1kZxRqkXFn5TtWJIQ5p6pO2yyu--
--pUvscluoddlUnFgdPjDgQx57RsEKPTOcR Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature"
-----BEGIN PGP SIGNATURE-----
iQIzBAEBCgAdFiEEUMSg3c8x5FLOsZtRZWnYVadEvpMFAmA/hgYACgkQZWnYVadE vpMIOw/+M1R70r7ysa6OHHq1Y59mq+0f4R52MHOTBX5cAnO8E08IH3c4CLnVHaiN e70LeCFHQBLcAA5UKkLQ01EMqEPvxQDr5sw3tECT1MMpagp0dxJ5P72vgDb2pYI7 jYrH4yv8zVHmBqLEabGnbfk/r7f8Y8aWT/tCb1tyn3ewFsCJXcNmr9BE98hrEBic Ap1pCm2HYQpdCYR+2/zpE6zX9hNmoas8LkuHme+MhWFad1fbrQZtb5ShQoaAjxC3 fA7eYKFNWE9u3X3EEOrOCsErACAuU4GcsRjykm/lvYiseeYNM+coScZ04t1ziea4 vyKC7HRnMxjhbBLpUv5epqpEHV26K2/hAhhi8b00KOjnBky1x+PFkdQroQ+NVCmX nsVcp76B6Yzp4i7So9ZasnfIrcrOTz/ggrhZ28oGzLk6KuPwEPKNxfyALQwjC19N jYGNDPQCzEBlRt2VW1Mp6/ReAEEQpcMflTvpaRw4nhWbgEv19YRvF54qa5zggwKb SaWUiR27KSTx99eN8EZOSObYGMGxanoVba1B0Wy2nCz6NP74cAd6GZSXYqMPjDOS 1HRy3zcTRoWUoX5JPezE5pzaly3kVhdEkWxg1V06ES0gnNQvtsx+YFi8NAFosrnC S1WGY6ftZbpYJcHrZRMF+E9FaRBN9qedpUt4rHFOu3LB5dG9VCk= =wGgc -----END PGP SIGNATURE-----
--pUvscluoddlUnFgdPjDgQx57RsEKPTOcR--
--===============8140259032748689541== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline
LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5 LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj dXJpdHktYW5ub3VuY2UK
--===============8140259032748689541==--
|
|
|
|