PEAS


Conducting an automated enumeration after performing a manual enumeration

┌──(kali㉿kali)-[~/archive/htb/labs/university]
└─$ sudo proxychains4 -q scp ./linpeas.sh wao@lab-2.university.htb:/var/tmp/
--------------------------[!]WARNING[!]-----------------------------
|This LAB is created for web app features testing purposes ONLY....|
|Please DO NOT leave any critical information while this machine is|
|       accessible by all the "Web Developers" as sudo users       |
--------------------------------------------------------------------
wao@lab-2.university.htb's password: 
linpeas.sh                                               100%  805KB   3.0MB/s   00:00    

Transfer complete over SSH

Executing PEAS

sudo version


CVEs


╔══════════╣ Executing Linux Exploit Suggester
 https://github.com/mzet-/linux-exploit-suggester
[+] [CVE-2021-3156] sudo Baron Samedit
 
   Details: https://www.qualys.com/2021/01/26/cve-2021-3156/baron-samedit-heap-based-overflow-sudo.txt
   Exposure: probable
   Tags: mint=19,[ ubuntu=18|20 ], debian=10
   Download URL: https://codeload.github.com/blasty/CVE-2021-3156/zip/main
 
[+] [CVE-2021-3156] sudo Baron Samedit 2
 
   Details: https://www.qualys.com/2021/01/26/cve-2021-3156/baron-samedit-heap-based-overflow-sudo.txt
   Exposure: probable
   Tags: centos=6|7|8,[ ubuntu=14|16|17|18|19|20 ], debian=9|10
   Download URL: https://codeload.github.com/worawit/CVE-2021-3156/zip/main
 
[+] [CVE-2022-32250] nft_object UAF (NFT_MSG_NEWSET)
 
   Details: https://research.nccgroup.com/2022/09/01/settlers-of-netlink-exploiting-a-limited-uaf-in-nf_tables-cve-2022-32250/
https://blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/
   Exposure: less probable
   Tags: ubuntu=(22.04){kernel:5.15.0-27-generic}
   Download URL: https://raw.githubusercontent.com/theori-io/CVE-2022-32250-exploit/main/exp.c
   Comments: kernel.unprivileged_userns_clone=1 required (to obtain CAP_NET_ADMIN)
 
[+] [CVE-2022-2586] nft_object UAF
 
   Details: https://www.openwall.com/lists/oss-security/2022/08/29/5
   Exposure: less probable
   Tags: ubuntu=(20.04){kernel:5.12.13}
   Download URL: https://www.openwall.com/lists/oss-security/2022/08/29/5/1
   Comments: kernel.unprivileged_userns_clone=1 required (to obtain CAP_NET_ADMIN)
 
[+] [CVE-2021-22555] Netfilter heap out-of-bounds write
 
   Details: https://google.github.io/security-research/pocs/linux/cve-2021-22555/writeup.html
   Exposure: less probable
   Tags: ubuntu=20.04{kernel:5.8.0-*}
   Download URL: https://raw.githubusercontent.com/google/security-research/master/pocs/linux/cve-2021-22555/exploit.c
   ext-url: https://raw.githubusercontent.com/bcoles/kernel-exploits/master/CVE-2021-22555/exploit.c
   Comments: ip_tables kernel module must be loaded
 
[+] [CVE-2019-18634] sudo pwfeedback
 
   Details: https://dylankatz.com/Analysis-of-CVE-2019-18634/
   Exposure: less probable
   Tags: mint=19
   Download URL: https://github.com/saleemrashid/sudo-cve-2019-18634/raw/master/exploit.c
   Comments: sudo configuration requires pwfeedback to be enabled.
 
[+] [CVE-2019-15666] XFRM_UAF
 
   Details: https://duasynt.com/blog/ubuntu-centos-redhat-privesc
   Exposure: less probable
   Download URL:
   Comments: CONFIG_USER_NS needs to be enabled; CONFIG_XFRM needs to be enabled
 
[+] [CVE-2017-0358] ntfs-3g-modprobe
 
   Details: https://bugs.chromium.org/p/project-zero/issues/detail?id=1072
   Exposure: less probable
   Tags: ubuntu=16.04{ntfs-3g:2015.3.14AR.1-1build1},debian=7.0{ntfs-3g:2012.1.15AR.5-2.1+deb7u2},debian=8.0{ntfs-3g:2014.2.15AR.2-1+deb8u2}
   Download URL: https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/41356.zip
   Comments: Distros use own versioning scheme. Manual verification needed. Linux headers must be installed. System must have at least two CPU cores.

Protections


memdump


Services


Network


Current User (wao)


The wao user is part of sudo group

Installed Programs


Compilers


Nginx


/home/wao/Downloads/nginx/nginx.conf?

Interesting Files


impacket

PGP-GPG


SSH


DB Files


  • /home/wao/Downloads/University-Prototype-23/db.sqlite3
  • /home/wao/Downloads/University-Windows/db.sqlite3